Thermodynamics


Chapter 15:

15A. Solve first law problems where mechanical energy becomes heat.


15B. Solve heat, internal energy, and work problems. (Q = U + W)


15C. Calculate work on a PV diagram.

Complete Cycles

15D1. Understand isobaric, isochoric, isothermal, and adiabatic processes.


Isobaric Processes

Isochoric Processes

Adiabatic Processes

Isothermal Processes

15D2. Solve IB Thermodynamics problems.



XA Isobaric

XD Isochoric

Cycle ABCD

15E. Understand what the laws of thermodynamics are.

The First Law of Thermodynamics

The Second Law of Thermodynamics

The Third Law of Thermodynamics

15G. Calculate the internal energy of an ideal gas from the moles and the temperature.

15H. Solve for pressures and volumes in an adiabatic process for an ideal gas.

15I. Calculate and estimate entropy changes for simple systems.

In processes:

15J1. Use Sankey diagrams to understand the relationship between efficiency, heat used, heat wasted, and useful work.

15J2. Understand the Carnot cycle, and calculate the Carnot Efficiency.